mollusk/youtube-dl
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[arte] Clean up format sorting mess

Browse Source 
We now use our standard sorting facilities. As a side effect, it's finally possible to download German videos from French URLs and vice versa.
This commit is contained in:
Philipp Hagemeister
2014-11-20 12:06:33 +01:00
parent 3b9f631c41
commit aff2f4f4f5
2 changed files with 50 additions and 69 deletions
Download Patch File Download Diff File Expand all files Collapse all files

113
youtube_dl/extractor/arte.py
View File

@@ -8,10 +8,10 @@ from ..utils import (
ExtractorError,
find_xpath_attr,
unified_strdate,
determine_ext,
get_element_by_id,
get_element_by_attribute,
int_or_none,
qualities,
)
# There are different sources of video in arte.tv, the extraction process
@@ -102,79 +102,54 @@ class ArteTVPlus7IE(InfoExtractor):
'upload_date': unified_strdate(upload_date_str),
'thumbnail': player_info.get('programImage') or player_info.get('VTU', {}).get('IUR'),
}
qfunc = qualities(['HQ', 'MQ', 'EQ', 'SQ'])
all_formats = []
formats = []
for format_id, format_dict in player_info['VSR'].items():
fmt = dict(format_dict)
fmt['format_id'] = format_id
all_formats.append(fmt)
# Some formats use the m3u8 protocol
all_formats = list(filter(lambda f: f.get('videoFormat') != 'M3U8', all_formats))
def _match_lang(f):
if f.get('versionCode') is None:
return True
# Return true if that format is in the language of the url
if lang == 'fr':
l = 'F'
elif lang == 'de':
l = 'A'
else:
l = lang
regexes = [r'VO?%s' % l, r'VO?.-ST%s' % l]
return any(re.match(r, f['versionCode']) for r in regexes)
# Some formats may not be in the same language as the url
# TODO: Might want not to drop videos that does not match requested language
# but to process those formats with lower precedence
formats = filter(_match_lang, all_formats)
formats = list(formats) # in python3 filter returns an iterator
if not formats:
# Some videos are only available in the 'Originalversion'
# they aren't tagged as being in French or German
# Sometimes there are neither videos of requested lang code
# nor original version videos available
# For such cases we just take all_formats as is
formats = all_formats
if not formats:
raise ExtractorError('The formats list is empty')
f = dict(format_dict)
versionCode = f.get('versionCode')
if re.match(r'[A-Z]Q', formats[0]['quality']) is not None:
def sort_key(f):
return ['HQ', 'MQ', 'EQ', 'SQ'].index(f['quality'])
else:
def sort_key(f):
versionCode = f.get('versionCode')
if versionCode is None:
versionCode = ''
return (
# Sort first by quality
int(f.get('height', -1)),
int(f.get('bitrate', -1)),
# The original version with subtitles has lower relevance
re.match(r'VO-ST(F|A)', versionCode) is None,
# The version with sourds/mal subtitles has also lower relevance
re.match(r'VO?(F|A)-STM\1', versionCode) is None,
# Prefer http downloads over m3u8
0 if f['url'].endswith('m3u8') else 1,
)
formats = sorted(formats, key=sort_key)
def _format(format_info):
info = {
'format_id': format_info['format_id'],
'format_note': '%s, %s' % (format_info.get('versionCode'), format_info.get('versionLibelle')),
'width': int_or_none(format_info.get('width')),
'height': int_or_none(format_info.get('height')),
'tbr': int_or_none(format_info.get('bitrate')),
langcode = {
'fr': 'F',
'de': 'A',
}.get(lang, lang)
lang_rexs = [r'VO?%s' % langcode, r'VO?.-ST%s' % langcode]
lang_pref = (
None if versionCode is None else (
10 if any(re.match(r, versionCode) for r in lang_rexs)
else -10))
source_pref = 0
if versionCode is not None:
# The original version with subtitles has lower relevance
if re.match(r'VO-ST(F|A)', versionCode):
source_pref -= 10
# The version with sourds/mal subtitles has also lower relevance
elif re.match(r'VO?(F|A)-STM\1', versionCode):
source_pref -= 9
format = {
'format_id': format_id,
'preference': -10 if f.get('videoFormat') == 'M3U8' else None,
'language_preference': lang_pref,
'format_note': '%s, %s' % (f.get('versionCode'), f.get('versionLibelle')),
'width': int_or_none(f.get('width')),
'height': int_or_none(f.get('height')),
'tbr': int_or_none(f.get('bitrate')),
'quality': qfunc(f['quality']),
'source_preference': source_pref,
}
if format_info['mediaType'] == 'rtmp':
info['url'] = format_info['streamer']
info['play_path'] = 'mp4:' + format_info['url']
info['ext'] = 'flv'
else:
info['url'] = format_info['url']
info['ext'] = determine_ext(info['url'])
return info
info_dict['formats'] = [_format(f) for f in formats]
if f.get('mediaType') == 'rtmp':
format['url'] = f['streamer']
format['play_path'] = 'mp4:' + f['url']
format['ext'] = 'flv'
else:
format['url'] = f['url']
formats.append(format)
self._sort_formats(formats)
info_dict['formats'] = formats
return info_dict

6
youtube_dl/extractor/common.py
View File

@@ -87,6 +87,11 @@ class InfoExtractor(object):
by this field, regardless of all other values.
-1 for default (order by other properties),
-2 or smaller for less than default.
* language_preference Is this in the correct requested
language?
10 if it's what the URL is about,
-1 for default (don't know),
-10 otherwise, other values reserved for now.
* quality Order number of the video quality of this
format, irrespective of the file format.
-1 for default (order by other properties),
@@ -615,6 +620,7 @@ class InfoExtractor(object):
return (
preference,
f.get('language_preference') if f.get('language_preference') is not None else -1,
f.get('quality') if f.get('quality') is not None else -1,
f.get('height') if f.get('height') is not None else -1,
f.get('width') if f.get('width') is not None else -1,